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參數資料
型號: W6690
廠商: WINBOND ELECTRONICS CORP
英文描述: ISDN S/T Interface Controller(ISDN S/T接口控制器)
中文描述: 綜合業務數字網的S / T接口控制器(綜合業務數字網S / T的接口控制器)
文件頁數: 66/76頁
文件大?。?/td> 471K
代理商: W6690
Preliminary W6690
- 66 -
9.2 Power Supply
The power supply is 5V
±
5 %.
9.3 DC Characteristics
T
A
= 0 to 70
°
C; V
DD
= 5V
±
5 %, V
SSA
= 0V, V
SSD
= 0V
PARAMETER
SYM.
MIN.
MAX.
UNIT
TEST CONDITIONS
REMARKS
Low Input Voltage
V
IL
-0.4
0.8
V
High Input Voltage
V
IH
2.0
V
DD
+0.4
V
Low Output Voltage
V
OL
0.4
V
I
OL
= 12 mA
D0
D7 in PNP
ISA or ISA
modes
High Output Voltage
V
OH
2.4
V
Power Supply
Current
(power down)
I
CC
1.5
mA
V
DD
= 5V, Inputs at
V
DD
/V
SS
, No output
loads except at SX1,
2 (50
load)
V
DD
= 5V, Inputs at
V
DD
/V
SS
, No output
loads except at SX1,
2 (50
load)
0V < V
IN
< V
DD
to
0V
Power Supply
Current
(operational)
I
CC
17
mA
Input Leakage
Current
I
LI
10
μ
A
All pins except
SX1, 2, SR1,2
Output Leakage
Current
I
LO
10
μ
A
0V < V
OUT
< V
DD
to
0V
All pins except
SX1, 2, SR1,
2
Absolute Value of
Output Pulse
Amplitude
(V
SX2
V
SX1
)
Transmitter Output
Current
V
X
2.03
2.10
2.31
2.39
V
V
R
L
= 50
R
L
= 400
SX1, 2
I
X
7.5
13.4
mA
R
L
= 5.6
SX1, 2
Transmitter Output
Impedence
R
X
30
23
k
Inactive or during
binary one
During binary zero
(R
L
= 50
)
SX1, 2
Note: Due to the transformer, the load resistance seen by the circuit is four times R
L
.
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